public void GivenTextShouldReturnCorrectStationsAndNextChars()
{
//Given
var stationSource = new List<string>() {"DARTFORD", "DARTMOUTH"};
var charSource = new List<char>() {'F', 'M'};
var trie = new Trie();
trie.InsertRange(new List<string>() { "DARTFORD", "DARTMOUTH", "TOWER HILL", "DERBY" });
var trieStationRepository = new TrieStationRepository(trie);
var text = "DART";
//When
var stations = trieStationRepository.MatchStationNamesStartingWith(text);
var chars = trieStationRepository.GetNextPossibleCharacters(text);
//Then
Assert.IsTrue(stations.ToList().TrueForAll(r => stationSource.Contains(r)));
Assert.IsTrue(chars.ToList().TrueForAll(c => charSource.Contains(c)));
}
public void GivenTextShouldReturnCorrectStationsAndNoNextChars()
{
//Given
var stationSource = new List<string>() { "LIVERPOOL", "LIVERPOOL LIME STREET" };
var charSource = new List<char>() { };
var trie = new Trie();
trie.InsertRange(new List<string>() { "LIVERPOOL", "LIVERPOOL LIME STREET", "PADDINGTON" });
var trieStationRepository = new TrieStationRepository(trie);
var text = "LIVERPOOL";
//When
var stations = trieStationRepository.MatchStationNamesStartingWith(text);
var chars = trieStationRepository.GetNextPossibleCharacters(text);
//Then
Assert.IsTrue(stations.ToList().TrueForAll(r => stationSource.Contains(r)));
Assert.IsTrue(chars.ToList().TrueForAll(c => charSource.Contains(c)));
}
public void GivenTextShouldNotReturnStationsOrCharacters()
{
//Given
var stationSource = new List<string>() { };
var charSource = new List<char>() {};
var trie = new Trie();
trie.InsertRange(new List<string>() { "EUSTON", "LONDON BRIDGE", "VICTORIA" });
var trieStationRepository = new TrieStationRepository(trie);
var text = "KINGS CROSS";
//When
var stations = trieStationRepository.MatchStationNamesStartingWith(text);
var chars = trieStationRepository.GetNextPossibleCharacters(text);
//Then
Assert.IsTrue(stations.ToList().TrueForAll(r => stationSource.Contains(r)));
Assert.IsTrue(chars.ToList().TrueForAll(c => charSource.Contains(c)));
}